diff options
| -rw-r--r-- | drivers/cpufreq/cpufreq_governor.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index e5a08a13ca84..c5469701a3ef 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -198,22 +198,10 @@ void dbs_check_cpu(struct cpufreq_policy *policy) j_cdbs->prev_cpu_idle = cur_idle_time; if (ignore_nice) { - struct cpu_dbs_info *cdbs = gov->get_cpu_cdbs(cpu); - u64 cur_nice; - unsigned long cur_nice_jiffies; + u64 cur_nice = kcpustat_cpu(j).cpustat[CPUTIME_NICE]; - cur_nice = kcpustat_cpu(j).cpustat[CPUTIME_NICE] - - cdbs->prev_cpu_nice; - /* - * Assumption: nice time between sampling periods will - * be less than 2^32 jiffies for 32 bit sys - */ - cur_nice_jiffies = (unsigned long) - cputime64_to_jiffies64(cur_nice); - - cdbs->prev_cpu_nice = - kcpustat_cpu(j).cpustat[CPUTIME_NICE]; - idle_time += jiffies_to_usecs(cur_nice_jiffies); + idle_time += cputime_to_usecs(cur_nice - j_cdbs->prev_cpu_nice); + j_cdbs->prev_cpu_nice = cur_nice; } if (unlikely(!wall_time || wall_time < idle_time)) |